Proudly Australian Owned & Operated

Proudly Australian Owned & Operated

Now in its 3rd generation of ownership, Master Instruments continues to specialise in the manufacture, importation & distribution of batteries, battery packs & associated equipment such as battery chargers, analysers & power products, for both the consumer & industrial sectors.

Our Products

Our Products

From consumer focused AA batteries to replacement mobile or laptop batteries; or an in-house manufactured medical equipment battery to fully customised battery solutions for mining or defence projects, we.ll have a suitable solution for you.

Retail & Wholesale Support

Retail & Wholesale Support

With over 8000 stocked lines covering a multitude of applications and fitments, MI can support your retail or wholesale business by providing fast and efficient service and quality products. Our strength is our ability to efficiently cater to all size orders.

Custom & Industrial Battery Solutions

Custom & Industrial Battery Solutions

With in-house & offshore manufacturing capabilities specialising in all primary and rechargeable technologies, we have proven results in industries such as mining, medical, defence and more.

Batteries By Application Use

Explore by product category, application or intended use

Batteries By Chemistry

Find your battery by chemistry type both rechargeable & primary

Battery Chargers

Chargers for batteries and electronic devices

Battery Analysers

View our range of battery testers & analysers

Battery Assembly

Custom battery pack assembly provision

Industry Solutions

Explore our capabilities to supply your industry need

Power Products

For all your AC & DC power supplies, solar, inverters & power distribution

Battery Assembly Parts

Battery assembly components, parts, leads & connectors

Test & Measurement

Digital test & measurement, telco equipment analogue meters & shunts

Torches & Flashlights

LED & standard torches, flashlight & exit light batteries

Battery Holders & Cases

We cater for a range of battery holders and cases

Power Engineering Tools

Crimping, Opening & Extraction Tools, Cordless Soldering Irons.

Master Logo

Featured Products

NEW Fanso Lithium Range

Check out the huge new range of Lithium cells from FANSO! Click the heading to read more

Easy Mobility Scooter Charging

With this new XLR cable, and a Victron Blue Smart charger, charging mobility scooters is now much easier  Click the heading to read more

Super Powerful Dive Torch

2000 lumen dive torch now available! The D08 from Xtar is simply amazing... Click the heading for more

Quick Charge AND USB-C PD

Enecharger's new dual output DC charger with USB-A QC3 & 45W USB-C with Power Delivery!  Click the heading for more

Products by Brand


Smart Battery Sense


Ensure your batteries are being charged at the most optimum rate with the new Smart Battery Sense sensor from Victron Energy Read More

Energizer Lithium Intrinsically Safe


Energizer® Ultimate LithiumTM AA and AAA batteries are now certified as a component in intrinsic safety apparatus Read More

2018 Panasonic VRLA Catalogue


Panasonic have released their new VRLA Technical Catalogue for 2018 Read More

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